Home / 9,185.37-13,772.46-3,917.43

Finding the Fourth Proportional to 9,185.37, 13,772.46 and 3,917.43

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Solution

The fourth proportional to 9,185.37, 13,772.46 and 3,917.43 is: 5,873.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,185.37 : 13,772.46 = 3,917.43 : x
  2. Step 2: Convert to fraction form
    9,185.37/13,772.46 = 3,917.43/x
  3. Step 3: Cross multiply
    9,185.37x = 13,772.46 × 3,917.43
  4. Step 4: Simplify right side
    9,185.37x = 53,952,647.98
  5. Step 5: Solve for x
    x = 53,952,647.98/9,185.37
  6. Step 6: Final answer
    x = 5,873.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.